/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

export class PaginationInfo {
    total_count : number;
    offset: number;
    limit: number;

    multiple() : boolean {
        return this.total_count>this.limit;
    }

    page() : number {
        if (this.limit==0) {
            return 1;
        }
        return Math.floor(this.offset/this.limit )+1;
    }

    static of(total_count:number, offset:number, limit:number) : PaginationInfo {
        let info = new PaginationInfo();
        info.total_count = total_count;
        info.offset=offset;
        info.limit=limit;
        return info;
    }
}
